2012-02-22 The RFC "Remote Authentication Dial In User Service (RADIUS)" defines a Packet Type Code and an Attribute Type Code. The IANA registry of these codes and subordinate assigned values is listed here according to . 1-191 IETF Consensus 192-240 Reserved for Private Use 224-240 Implementation Specific 241-255 Reserved 1 User-Name 2 User-Password 3 CHAP-Password 4 NAS-IP-Address 5 NAS-Port 6 Service-Type 7 Framed-Protocol 8 Framed-IP-Address 9 Framed-IP-Netmask 10 Framed-Routing 11 Filter-Id 12 Framed-MTU 13 Framed-Compression 14 Login-IP-Host 15 Login-Service 16 Login-TCP-Port 17 Unassigned 18 Reply-Message 19 Callback-Number 20 Callback-Id 21 Unassigned 22 Framed-Route 23 Framed-IPX-Network 24 State 25 Class 26 Vendor-Specific 27 Session-Timeout 28 Idle-Timeout 29 Termination-Action 30 Called-Station-Id 31 Calling-Station-Id 32 NAS-Identifier 33 Proxy-State 34 Login-LAT-Service 35 Login-LAT-Node 36 Login-LAT-Group 37 Framed-AppleTalk-Link 38 Framed-AppleTalk-Network 39 Framed-AppleTalk-Zone 40 Acct-Status-Type 41 Acct-Delay-Time 42 Acct-Input-Octets 43 Acct-Output-Octets 44 Acct-Session-Id 45 Acct-Authentic 46 Acct-Session-Time 47 Acct-Input-Packets 48 Acct-Output-Packets 49 Acct-Terminate-Cause 50 Acct-Multi-Session-Id 51 Acct-Link-Count 52 Acct-Input-Gigawords 53 Acct-Output-Gigawords 54 Unassigned 55 Event-Timestamp 56 Egress-VLANID 57 Ingress-Filters 58 Egress-VLAN-Name 59 User-Priority-Table 60 CHAP-Challenge 61 NAS-Port-Type 62 Port-Limit 63 Login-LAT-Port 64 Tunnel-Type 65 Tunnel-Medium-Type 66 Tunnel-Client-Endpoint 67 Tunnel-Server-Endpoint 68 Acct-Tunnel-Connection 69 Tunnel-Password 70 ARAP-Password 71 ARAP-Features 72 ARAP-Zone-Access 73 ARAP-Security 74 ARAP-Security-Data 75 Password-Retry 76 Prompt 77 Connect-Info 78 Configuration-Token 79 EAP-Message 80 Message-Authenticator 81 Tunnel-Private-Group-ID 82 Tunnel-Assignment-ID 83 Tunnel-Preference 84 ARAP-Challenge-Response 85 Acct-Interim-Interval 86 Acct-Tunnel-Packets-Lost 87 NAS-Port-Id 88 Framed-Pool 89 CUI 90 Tunnel-Client-Auth-ID 91 Tunnel-Server-Auth-ID 92 NAS-Filter-Rule 93 Unassigned 94 Originating-Line-Info 95 NAS-IPv6-Address 96 Framed-Interface-Id 97 Framed-IPv6-Prefix 98 Login-IPv6-Host 99 Framed-IPv6-Route 100 Framed-IPv6-Pool 101 Error-Cause Attribute 102 EAP-Key-Name 103 Digest-Response 104 Digest-Realm 105 Digest-Nonce 106 Digest-Response-Auth 107 Digest-Nextnonce 108 Digest-Method 109 Digest-URI 110 Digest-Qop 111 Digest-Algorithm 112 Digest-Entity-Body-Hash 113 Digest-CNonce 114 Digest-Nonce-Count 115 Digest-Username 116 Digest-Opaque 117 Digest-Auth-Param 118 Digest-AKA-Auts 119 Digest-Domain 120 Digest-Stale 121 Digest-HA1 122 SIP-AOR 123 Delegated-IPv6-Prefix 124 MIP6-Feature-Vector 125 MIP6-Home-Link-Prefix 126 Operator-Name 127 Location-Information 128 Location-Data 129 Basic-Location-Policy-Rules 130 Extended-Location-Policy-Rules 131 Location-Capable 132 Requested-Location-Info 133 Framed-Management-Protocol 134 Management-Transport-Protection 135 Management-Policy-Id 136 Management-Privilege-Level 137 PKM-SS-Cert 138 PKM-CA-Cert 139 PKM-Config-Settings 140 PKM-Cryptosuite-List 141 PKM-SAID 142 PKM-SA-Descriptor 143 PKM-Auth-Key 144 DS-Lite-Tunnel-Name 145 Mobile-Node-Identifier 146 Service-Selection 147 PMIP6-Home-LMA-IPv6-Address 148 PMIP6-Visited-LMA-IPv6-Address 149 PMIP6-Home-LMA-IPv4-Address 150 PMIP6-Visited-LMA-IPv4-Address 151 PMIP6-Home-HN-Prefix 152 PMIP6-Visited-HN-Prefix 153 PMIP6-Home-Interface-ID 154 PMIP6-Visited-Interface-ID 155 PMIP6-Home-IPv4-HoA 156 PMIP6-Visited-IPv4-HoA 157 PMIP6-Home-DHCP4-Server-Address 158 PMIP6-Visited-DHCP4-Server-Address 159 PMIP6-Home-DHCP6-Server-Address 160 PMIP6-Visited-DHCP6-Server-Address 161-191 Unassigned 192-223 Experimental Use 224-240 Implementation Specific 241-255 Reserved IETF Consensus 1 Login 2 Framed 3 Callback Login 4 Callback Framed 5 Outbound 6 Administrative 7 NAS Prompt 8 Authenticate Only 9 Callback NAS Prompt 10 Call Check 11 Callback Administrative 12 Voice 13 Fax 14 Modem Relay 15 IAPP-Register "IEEE Trial-Use Recommended Practice for Multi-Vendor Access Point Interoperability via an Inter-Access Point Protocol Across Distribution Systems Supporting IEEE 802.11 Operation", IEEE 802.11F, June 2003. 16 IAPP-AP-Check "IEEE Trial-Use Recommended Practice for Multi-Vendor Access Point Interoperability via an Inter-Access Point Protocol Across Distribution Systems Supporting IEEE 802.11 Operation", IEEE 802.11F, June 2003. 17 Authorize Only 18 Framed-Management Expert Review 1 PPP 2 SLIP 3 AppleTalk Remote Access Protocol (ARAP) 4 Gandalf proprietary SingleLink/MultiLink protocol 5 Xylogics proprietary IPX/SLIP 6 X.75 Synchronous 7 GPRS PDP Context Expert Review 0 None 1 Send routing packets 2 Listen for routing packets 3 Send and Listen Expert Review 0 None 1 VJ TCP/IP header compression 2 IPX header compression 3 Stac-LZS compression Expert Review 0 Telnet 1 Rlogin 2 TCP Clear 3 PortMaster (proprietary) 4 LAT 5 X25-PAD 6 X25-T3POS 7 Unassigned 8 TCP Clear Quiet (suppresses any NAS-generated connect string) Expert Review 0 Default 1 RADIUS-Request Expert Review 1 Start 2 Stop 3 Interim-Update 4-6 Unassigned 7 Accounting-On 8 Accounting-Off 9 Tunnel-Start 10 Tunnel-Stop 11 Tunnel-Reject 12 Tunnel-Link-Start 13 Tunnel-Link-Stop 14 Tunnel-Link-Reject 15 Failed Expert Review 1 RADIUS 2 Local 3 Remote 4 Diameter Expert Review 1 User Request 2 Lost Carrier 3 Lost Service 4 Idle Timeout 5 Session Timeout 6 Admin Reset 7 Admin Reboot 8 Port Error 9 NAS Error 10 NAS Request 11 NAS Reboot 12 Port Unneeded 13 Port Preempted 14 Port Suspended 15 Service Unavailable 16 Callback 17 User Error 18 Host Request 19 Supplicant Restart 20 Reauthentication Failure 21 Port Reinitialized 22 Port Administratively Disabled 23 Lost Power Expert Review 0 Async 1 Sync 2 ISDN Sync 3 ISDN Async V.120 4 ISDN Async V.110 5 Virtual 6 PIAFS 7 HDLC Clear Channel 8 X.25 9 X.75 10 G.3 Fax 11 SDSL - Symmetric DSL 12 ADSL-CAP - Asymmetric DSL, Carrierless Amplitude Phase Modulation 13 ADSL-DMT - Asymmetric DSL, Discrete Multi-Tone 14 IDSL - ISDN Digital Subscriber Line 15 Ethernet 16 xDSL - Digital Subscriber Line of unknown type 17 Cable 18 Wireless - Other 19 Wireless - IEEE 802.11 20 Token-Ring 21 FDDI 22 Wireless - CDMA2000 23 Wireless - UMTS 24 Wireless - 1X-EV 25 IAPP "IEEE Trial-Use Recommended Practice for Multi-Vendor Access Point Interoperability via an Inter-Access Point Protocol Across Distribution Systems Supporting IEEE 802.11 Operation", IEEE 802.11F, June 2003. 26 FTTP - Fiber to the Premises 27 Wireless - IEEE 802.16 "IEEE Standard for Local and metropolitan area networks, Part 16: Air Interface for Fixed and Mobile Broadband Wireless Access Systems, Amendment2: Physical and Medium Access Control Layers for Combined Fixed and Mobile Operation in Licensed Bands", IEEE 802.16, February 2006. 2006-12-12 28 Wireless - IEEE 802.20 Mobile Broadband Wireless Access (MBWA), IEEE Standard, IEEE 802.20, Work in Progress. 2006-12-12 29 Wireless - IEEE 802.22 Wireless Regional Area Networks (WRAN), IEEE Standard, IEEE 802.22, Work in Progress. 2006-12-12 30 PPPoA - PPP over ATM 31 PPPoEoA - PPP over Ethernet over ATM 32 PPPoEoE - PPP over Ethernet over Ethernet 33 PPPoEoVLAN - PPP over Ethernet over VLAN 34 PPPoEoQinQ - PPP over Ethernet over IEEE 802.1QinQ 35 xPON - Passive Optical Network 2007-06-19 36 Wireless - XGP 2008-08-12 37 WiMAX Pre-Release 8 IWK Function WMF-T37-008-R016v01_PreRelease8-3GPP-IWK 2011-09-06 38 WIMAX-WIFI-IWK: WiMAX WIFI Interworking WMF-T37-010-R016v01_WiFi-WiMAX-IWK 2011-09-06 39 WIMAX-SFF: Signaling Forwarding Function for LTE/3GPP2 WMF-T37-004-R015v02_3GPP2-Interworking 2011-09-06 40 WIMAX-HA-LMA: WiMAX HA and or LMA function WMF-T33-001-R015 Network Stage 3 2011-09-06 41 WIMAX-DHCP: WIMAX DCHP service WMF-T33-001-R015 Network Stage 3 2011-09-06 42 WIMAX-LBS: WiMAX location based service WMF-T33-110-R015v01_LBS 2011-09-06 43 WIMAX-WVS: WiMAX voice service WMF-T33-121-R020 WiMAX voice service 2011-09-06 IETF Consensus 1 Point-to-Point Tunneling Protocol (PPTP) 2 Layer Two Forwarding (L2F) 3 Layer Two Tunneling Protocol (L2TP) 4 Ascend Tunnel Management Protocol (ATMP) 5 Virtual Tunneling Protocol (VTP) 6 IP Authentication Header in the Tunnel-mode (AH) 7 IP-in-IP Encapsulation (IP-IP) 8 Minimal IP-in-IP Encapsulation (MIN-IP-IP) 9 IP Encapsulating Security Payload in the Tunnel-mode (ESP) 10 Generic Route Encapsulation (GRE) 11 Bay Dial Virtual Services (DVS) 12 IP-in-IP Tunneling 13 Virtual LANs (VLAN) IETF Consensus 1 IPv4 (IP version 4) 2 IPv6 (IP version 6) 3 NSAP 4 HDLC (8-bit multidrop) 5 BBN 1822 6 802 (includes all 802 media plus Ethernet "canonical format") 7 E.163 (POTS) 8 E.164 (SMDS, Frame Relay, ATM) 9 F.69 (Telex) 10 X.121 (X.25, Frame Relay) 11 IPX 12 Appletalk 13 Decnet IV 14 Banyan Vines 15 E.164 with NSAP format subaddress Expert Review 1 Only allow access to default zone 2 Use zone filter inclusively 3 Not used 4 Use zone filter exclusively Expert Review 0 No Echo 1 Echo Expert Review 201 Residual Session Context Removed 202 Invalid EAP Packet (Ignored) 401 Unsupported Attribute 402 Missing Attribute 403 NAS Identification Mismatch 404 Invalid Request 405 Unsupported Service 406 Unsupported Extension 407 Invalid Attribute Value 501 Administratively Prohibited 502 Request Not Routable (Proxy) 503 Session Context Not Found 504 Session Context Not Removable 505 Other Proxy Processing Error 506 Resources Unavailable 507 Request Initiated 508 Multiple Session Selection Unsupported 509 Location-Info-Required Expert Review 0x00-0x29 Reserved 0x30 TADIG TD.13 Coordinator (td13 at gsm.org) 0x31 REALM IETF O&M Area Directors (ops-ads at ietf.org) 0x32 E212 ITU Director (tsbdir at itu.int) 0x33 ICC ITU Director (tsbdir at itu.int) 0x34-0xFE Unassigned 0xFF Reserved Expert Review 0 Civic location profile 1 Geospatial location profile 2-255 Unassigned Expert Review 0 Location of the User's Client Device 1 Location of the RADIUS Client 2-255 Unassigned Expert Review 0 Retransmission allowed 1-15 Unassigned Expert Review 1 CIVIC_LOCATION 2 GEO_LOCATION 4 USERS_LOCATION 8 NAS_LOCATION Expert Review 1 CIVIC_LOCATION 2 GEO_LOCATION 4 USERS_LOCATION 8 NAS_LOCATION 16 FUTURE_REQUESTS 32 NONE Specification Required 1 SNMP 2 Web-based 3 NETCONF 4 FTP 5 TFTP 6 SFTP 7 RCP 8 SCP Specification Required 1 No-Protection 2 Integrity-Protection 3 Integrity-Confidentiality-Protection IESG Approval 1 Access-Request 2 Access-Accept 3 Access-Reject 4 Accounting-Request 5 Accounting-Response 6 Accounting-Status (now Interim Accounting) 7 Password-Request 8 Password-Ack 9 Password-Reject 10 Accounting-Message 11 Access-Challenge 12 Status-Server (experimental) 13 Status-Client (experimental) 21 Resource-Free-Request 22 Resource-Free-Response 23 Resource-Query-Request 24 Resource-Query-Response 25 Alternate-Resource-Reclaim-Request 26 NAS-Reboot-Request 27 NAS-Reboot-Response 28 Reserved 29 Next-Passcode 30 New-Pin 31 Terminate-Session 32 Password-Expired 33 Event-Request 34 Event-Response 35-39 Unassigned 40 Disconnect-Request 41 Disconnect-ACK 42 Disconnect-NAK 43 CoA-Request 44 CoA-ACK 45 CoA-NAK 46-49 Unassigned 50 IP-Address-Allocate 51 IP-Address-Release 52-249 Unassigned 250-253 Experimental Use 254 Reserved 255 Reserved Avi Lior mailto:avi&bridgewatersystems.com 2011-09-06 Christian Hublet mailto:Christian.Hublet&alcatel-lucent.be 2007-06-21 Jeff Moore mailto:jeff.moore&cisco.com 2001-02 Murtaza Chiba mailto:mchiba&cisco.com 2001-06 Pat Calhoun mailto:pcalhoun&diameter.org 2001-05 Pete McCann mailto:mccap&lucent.com 2002-03 Ramprasad Golla mailto:rgolla&grid-net.com 2010-11-30 Renxiang Yan mailto:Renxiang.Yan&alcatel-sbell.com.cn 2007-06-19 Stuart Kerry mailto:stuart.kerry&philips.com 2003-01 Tim Nyce mailto:tnyce&idts.org 2004-03 Tomohiro Ichida mailto:t_ichida&willcom-inc.com 2008-08-12